Alligation or Mixtures MCQ Set 3

Showing question 11 to 15 of total 30 MCQs

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Question No: 11

Rice and wheat are in a mixture in the ratio 5:3. If 16 kg wheat is added to this mixture, the ratio of rice to wheat changes to 5:7. How much wheat is in new mixture?

1. 21 kg
2. 28 kg
3. 42 kg
4. 35 kg

Answer: B

Explanation

If common factor is K, Rice is SK kg and Wheat is 3K kg.

k = 4

New wheat quantity = 3K+16 = 28kg

Question No: 12

A pot contains 40 liters of juice. How much juice will be there in the pot, if 4 liters of juice was removed and was replaced by water and this process was further repeated twice?

1. 32 liter
2. 32.29 liter
3. 28 liter
4. 29.16 liter

Answer: D

Explanation

First 4L juice was removed

So now in 40Lmixture there is 40-4 36 liters juice and 4 liters

Remove4Lmixture. By this proportionate amount of juice and water is removed.

Question No: 13

A mixture of two food items has a salt to sugar ratio of 7 : 32. The ratio of salt to sugar is 2 : 11 and 5 : 21, in the two individual types of food items. In what proportion are the 2 food items mixed?

1. 10 : 321
2. 1 : 2
3. 7 : 32
4. 2 : 1

Answer: B

Explanation

We need to find ratio of Type 1 to Type 2 food item

For this we should find amount of salt in all 3 types.

Question No: 14

How much milk should be added in a milk solution to make milk quantity in it 75%, if 80 L of milk solution has 45% milk in it?

1. 96 liters
2. 75 liters
3. 30 liters
4. 110 liters

Answer: A

Explanation

Question No: 15

3 types of Sugar got mixed by accident in a shop. First was of the rate Rs. 145 per kg and Second of Rs. 165 per kg. Only thing the shop owner knew that quantities of 3 sugar types were in the ratio 2:1:3 respectively. He finally sold the mix at rate of Rs. 180 per kg. What was price of 3^rd type?

1. Rs. 208.33
2. Rs. 210
3. Rs. 215.67
4. Rs. 196.58